Towel rack



FIG. 1 is a perspective view of a towel rack showing my new design;

FIG. 2 is an enlarged front elevational view of one of the posts thereof, the other post and bar being omitted for ease of illustration;

FIG. 3 is an enlarged rear elevational view of one of the posts thereof;

FIG. 4 is an enlarged left side elevational view of one of the posts thereof;

FIG. 5 is an enlarged right side elevational view of one of the post thereof; and

FIG. 6 is an enlarged top plan view of one of the posts thereof. 

The ornamental design for a towel rack, as shown and described. 